/*
Copyright 2022 Mikhail Aheichyk
Copyright 2022 Nordeck IT + Consulting GmbH.
Copyright 2023 The Matrix.org Foundation C.I.C.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

import { test } from "../../element-web-test";
import { waitForRoom } from "../utils";

const DEMO_WIDGET_ID = "demo-widget-id";
const DEMO_WIDGET_NAME = "Demo Widget";
const DEMO_WIDGET_TYPE = "demo";
const ROOM_NAME = "Demo";

const DEMO_WIDGET_HTML = `
    <html lang="en">
        <head>
            <title>Demo Widget</title>
            <script>
                let sendEventCount = 0
                window.onmessage = ev => {
                    if (ev.data.action === 'capabilities') {
                        window.parent.postMessage(Object.assign({
                            response: {
                                capabilities: [
                                    "org.matrix.msc2762.timeline:*",
                                    "org.matrix.msc2762.receive.state_event:m.room.topic",
                                    "org.matrix.msc2762.send.event:net.widget_echo"
                                ]
                            },
                        }, ev.data), '*');
                    } else if (ev.data.action === 'send_event' && !ev.data.response) {
                        // wraps received event into 'net.widget_echo' and sends back
                        sendEventCount += 1
                        window.parent.postMessage({
                            api: "fromWidget",
                            widgetId: ev.data.widgetId,
                            requestId: 'widget-' + sendEventCount,
                            action: "send_event",
                            data: {
                                type: 'net.widget_echo',
                                content: ev.data.data // sets matrix event to the content returned
                            },
                        }, '*')
                    }
                };
            </script>
        </head>
        <body>
            <button id="demo">Demo</button>
        </body>
    </html>
`;

test.describe("Widget Events", () => {
    test.use({
        displayName: "Mike",
        botCreateOpts: { displayName: "Bot", autoAcceptInvites: true },
    });

    let demoWidgetUrl: string;
    test.beforeEach(async ({ webserver }) => {
        demoWidgetUrl = webserver.start(DEMO_WIDGET_HTML);
    });

    test("should be updated if user is re-invited into the room with updated state event", async ({
        page,
        app,
        user,
        bot,
    }) => {
        const roomId = await app.client.createRoom({
            name: ROOM_NAME,
            invite: [bot.credentials.userId],
        });

        // setup widget via state event
        await app.client.sendStateEvent(
            roomId,
            "im.vector.modular.widgets",
            {
                id: DEMO_WIDGET_ID,
                creatorUserId: "somebody",
                type: DEMO_WIDGET_TYPE,
                name: DEMO_WIDGET_NAME,
                url: demoWidgetUrl,
            },
            DEMO_WIDGET_ID,
        );

        // set initial layout
        await app.client.sendStateEvent(
            roomId,
            "io.element.widgets.layout",
            {
                widgets: {
                    [DEMO_WIDGET_ID]: {
                        container: "top",
                        index: 1,
                        width: 100,
                        height: 0,
                    },
                },
            },
            "",
        );

        // open the room
        await app.viewRoomByName(ROOM_NAME);

        // approve capabilities
        await page.locator(".mx_WidgetCapabilitiesPromptDialog").getByRole("button", { name: "Approve" }).click();

        // bot creates a new room with 'm.room.topic'
        const roomNew = await bot.createRoom({
            name: "New room",
            initial_state: [
                {
                    type: "m.room.topic",
                    state_key: "",
                    content: {
                        topic: "topic initial",
                    },
                },
            ],
        });

        await bot.inviteUser(roomNew, user.userId);

        // widget should receive 'm.room.topic' event after invite
        await waitForRoom(page, app.client, roomId, (room) => {
            const events = room.getLiveTimeline().getEvents();
            return events.some(
                (e) =>
                    e.getType() === "net.widget_echo" &&
                    e.getContent().type === "m.room.topic" &&
                    e.getContent().content.topic === "topic initial",
            );
        });

        // update the topic
        await bot.sendStateEvent(
            roomNew,
            "m.room.topic",
            {
                topic: "topic updated",
            },
            "",
        );

        await bot.inviteUser(roomNew, user.userId);

        // widget should receive updated 'm.room.topic' event after re-invite
        await waitForRoom(page, app.client, roomId, (room) => {
            const events = room.getLiveTimeline().getEvents();
            return events.some(
                (e) =>
                    e.getType() === "net.widget_echo" &&
                    e.getContent().type === "m.room.topic" &&
                    e.getContent().content.topic === "topic updated",
            );
        });
    });
});
